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China Hydraulic DTH Drill Rig,Mining Electric DTH Drilling Rig,rock Drilling Tools,YT28 Air Leg Drilling Machine

1.YT28 air leg drilling machine adopts air and water linkage, air leg rapid return and air pressure adjustment.
2.The mechanism is novel, easy to operate and can effectively reduce noise
3.Light weight, low noise, high efficiency and good economic effect.

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  • Product Details

Product description

YT28 air leg drill is the most modern rock drill product. It adopts the design technology of modern rock drill. Compared with the same type of products, it has the advantages of high efficiency, small noise, light weight, good economic effect and fast footage speed. Its performance is superior, use most reliable. The most efficient drill. It is most suitable for drilling and drilling in large mines, medium mines and suidao.

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Function of Machine

YT28 air leg drilling machine adopts air and water linkage, air leg rapid return and air pressure adjustment. Control the handle concentration and handle body, the mechanism is novel and easy to operate. The muffler cover can effectively reduce the noise and change the exhaust direction at will, and improve the field working conditions. Compared with the same type of drill: light weight, low noise, high efficiency, good economic effect.


YT28 (YT25)pneumatic leg drill is widely used in mining, roadway driving and various drilling operations. It is an important tool in metallurgy, coal, railway, transportation, water conservancy, infrastructure and national defense engineering. The machine is used for wet drilling of medium hard or hard rock, with muzzle diameter up to 34-42mm and drilling depth up to 5m. The horizontal and inclined gun holes can be drilled with the FT160A air leg; It can also be installed with trolley or bracket.


Machine weight (KG)




Cylinder diameter(mm)

Piston stroke (mm)60
Working pressure(mpa)0.5-0.6

Impact frequency(hz)

≥34 ≥37

Gas consumption(l/min)

≤55 ≤81

Water pipe diameter(mm)


Drill bit diameter(mm)34-42
Drill tail (hexagonal x length)(mm)


   *FT160BD type air leg (short air leg)


Air leg length(mm)1400
Advance journey(mm)965
Cylinder bore(mm)65

    *FT160BC air leg (long air leg)


Air leg length(mm)1800
Advance journey(mm)1365
Cylinder bore(mm)65

     *FY200B-FY200C type oiler

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